//
//  Extension+UIImageView.swift
//  XLVeibo
//
//  Created by macbook on 16/6/25.
//  Copyright © 2016年 buWangChuXing. All rights reserved.
//

import UIKit

extension UIImageView {

    ///它只能写遍历构造函数
    convenience init(imageName:String) {
        
        self.init(image: UIImage(named: imageName))
    }

}

